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Search: id:A067001
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| A067001 |
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Triangle T(n,k) = d(n-k,k), 0 <= k <= n (see Maple line). |
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+0
1
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| 1, 4, 6, 24, 60, 42, 160, 560, 688, 308, 1120, 5040, 8760, 7080, 2310, 8064, 44352, 99456, 114576, 68712, 17556, 59136, 384384, 1055040, 1572480, 1351840, 642824, 134596, 439296, 3294720, 10695168, 19536000, 21778560, 14912064
(list; table; graph; listen)
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OFFSET
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0,2
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REFERENCES
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V. H. Moll. The evaluation of integrals: a personal story, Notices Amer. Math. Soc., 49 (No. 3, March 2002), 311-317.
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MAPLE
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d := proc(l, m) local k; add(2^k*binomial(2*m-2*k, m-k)*binomial(m+k, m)*binomial(k, l), k=l..m); end;
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CROSSREFS
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Sequence in context: A098660 A122174 A034458 this_sequence A057343 A000287 A032087
Adjacent sequences: A066998 A066999 A067000 this_sequence A067002 A067003 A067004
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KEYWORD
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nonn,tabl
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AUTHOR
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njas, Feb 16 2002
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